ajutor!!!! DAU COROANA!!!!!

120.963-42×[(26-22)×(15×3)-145]=
26-22=4
15×3=45
4×45=180
180-145=35
42×35=1.470
120.963-1.470=119.493
120.963-42*[(26-22)*(15*3)-145]=
120.963-42*[(´4*45)-145]=
120.963-42*(180-145)=
120.963-42*35=
120.963-1470=
119.493